diff --git a/pyerrors/input/openQCD.py b/pyerrors/input/openQCD.py
index 35c9e255..3fcd6e7b 100644
--- a/pyerrors/input/openQCD.py
+++ b/pyerrors/input/openQCD.py
@@ -1073,7 +1073,7 @@ def read_ms5_xsf(path, prefix, qc, corr):
                 if not corr in placesBB:
                     tmpcorr = asascii[1+2*tmax*placesBI.index(corr):1+2*tmax*placesBI.index(corr)+2*tmax]
                 else:
-                    tmpcorr = asascii[1+2*tmax*len(placesBI)+2*placesBI.index(corr):1+2*tmax*len(placesBI)+2*placesBI.index(corr)+2]
+                    tmpcorr = asascii[1+2*tmax*len(placesBI)+2*placesBB.index(corr):1+2*tmax*len(placesBI)+2*placesBB.index(corr)+2]
                 corrres = [[],[]]
                 for i in range(len(tmpcorr)): corrres[i%2].append(tmpcorr[i])
                 for t in range(int(len(tmpcorr)/2)): realsamples[t].append(corrres[0][t])